LOCK & LOCK 51-Fluid Ounce Slender Container, 6.2-Cup 6.2 cup/51fl-ounce Made of high quality bpa free plastic Airtight seal with great elasticity power locks tightly with hollow-center silicon Microwave, freezer, and top rack dishwasher safe 6.2-Cup/51-fluid ounce Made of high quality BPA free plastic Airtight seal with great elasticity power locks tightly with hollow-center silicon Microwave, freezer, and top rack dishwasher safe